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GOODWILL AND INTANGIBLE ASSETS - Schedule of Goodwill and Changes in Carrying Amount of Goodwill by Operating Segment (Details) $ in Millions	9 Months Ended
	Sep. 30, 2025 USD ($)
Goodwill [Roll Forward]
Goodwill, Beginning Balance	$ 1,659.7
Currency translation	94.9
Goodwill, Ending Balance	1,754.6
Specialty Engineered Materials
Goodwill [Roll Forward]
Goodwill, Beginning Balance	656.3
Currency translation	53.5
Goodwill, Ending Balance	709.8
Color, Additives and Inks
Goodwill [Roll Forward]
Goodwill, Beginning Balance	1,003.4
Currency translation	41.4
Goodwill, Ending Balance	$ 1,044.8

X

- Definition

Amount, after accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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